Production:91830243
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year | DMM | company | production | cumulative | type | depth | seam | thickness | method | days | emp |
---|---|---|---|---|---|---|---|---|---|---|---|
1905 | Downing & Murkenson | 1,133 | drift | 60 | #7 | 6 | RP | 150 |
year | DMM | company | production | cumulative | type | depth | seam | thickness | method | days | emp |
---|---|---|---|---|---|---|---|---|---|---|---|
1905 | Downing & Murkenson | 1,133 | drift | 60 | #7 | 6 | RP | 150 |